/* icon start */
.icon-arrow-left {
    width: 24px;
    height: 42px;
    vertical-align: -0.30em;
    fill: currentColor;
    overflow: hidden;
}

.icon-arrow-right {
    width: 24px;
    height: 42px;
    vertical-align: -0.30em;
    fill: currentColor;
    overflow: hidden;
}

/* icon end */
/* 轮播图 */
.focus {
    position: relative;
    width: 100%;
    height: 425px;
    background-color: palevioletred;
    overflow: hidden;
}

.focus ul {
    position: absolute;
    top: 0;
    left: 0;
    width: 500%;
}

.focus ul li {
    float: left;
}



/* 轮播图左右按钮样式 */
.arrow-l,
.arrow-r {
    display: none;
    position: absolute;
    top: 50%;
    margin-top: -20px;
    width: 24px;
    height: 40px;
    background: rgba(0, 0, 0, .3);
    text-align: center;
    line-height: 40px;
    color: #fff;
    font-family: 'icomoon';
    font-size: 18px;
    z-index: 2;
}

.arrow-r {
    right: 0;
}

/* 轮播图图片样式 */

.focus img {
    width: 1483px;
}

/* 轮播图下方小圆圈样式 */
.circle {
    position: absolute;
    bottom: 10px;
    left: 50%;
}

.circle li {
    float: left;
    width: 8px;
    height: 8px;
    /*background-color: #fff;*/
    border: 2px solid rgba(255, 255, 255, 0.5);
    margin: 0 3px;
    border-radius: 50%;
    /*鼠标经过显示小手*/
    cursor: pointer;
}

/* 小圆圈被选中样式 */
.current {
    background-color: #fff;
}


/* 主体内容样式 */
.index-content {
    position: relative;
    padding-bottom: 80px;
    width: 1100px;
    min-height: 1000px;
    margin: 0 auto;
    background-color: white;
}

/* 中间分割灯饰 */
.ds-banner {
    width: 1100px;
}

.ds-banner img {
    width: 1100px;
}

/* 产品推荐模块 */
.box-wrap {
    width: 1100px;
    overflow: hidden;
    border-bottom: solid 1px #e7e7e7;
    margin-bottom: 25px;
}

.item-box {
    float: left;
    width: 23.2%;
    margin-left: 2.4%;
}

.item-box:nth-child(1) {
    margin-left: 0;
}

.img-box {
    position: relative;
    width: 100%;
}

.img-box img {
    cursor: pointer;
    width: 100%;
}

.item-box .title {
    text-align: center;
    font-size: 30px;
    font-weight: 500;
    height: 30px;
    line-height: 30px;
    margin: 20px 0 30px;
}

/* 爆款文章模块 */
.hotPassage {
    position: relative;
    width: 100%;
    /* background-color: aqua; */
    overflow: hidden;
}

.passage-box {
    width: 25%;
    height: 360px;
    overflow: hidden;
    margin-bottom: 30px;
    padding: 15px;
    border: 3px solid aliceblue;
}

.middle {
    margin-left: 8%;
}

.passage-content {
    margin: 0 auto;
    text-align: left;
}

.passage-content a {
    color: black;
}

.passage-content a:link {
    color: black;
}

.passage-content a:visited {
    color: black;
}

.passage-content h3 {
    border-bottom: 1px solid #f5f5f5;
    font-size: 24px;
    padding-bottom: 10px;
    font-weight: normal;
    margin-bottom: 15px;
    position: relative;
}

.passage-content h3 a {
    color: black;
}

.passage-content h3 b {
    display: inline-block;
    position: absolute;
    width: 15px;
    height: 15px;
    background: url(../pic/index/jiaicon.png) no-repeat;
    background-size: cover;
    right: 0px;
    top: 5px;
    cursor: pointer;
}

.passage-content .passage-img {
    position: relative;
    transition: .5s;
    width: 275px;
    height: 160px;
    margin-bottom: 20px;
    overflow: hidden;
    background-color: #fff;
    border-radius: 5px;
}

.passage-content .passage-img img {
    width: 275px;
    height: 160px;
}


.passage-img:hover {
    top: -5px;
    box-shadow: 0px 5px 10px 3px black;
}

.passage-content p.passage-img span {
    background: url(../pic/index/box_kuai.png);
    left: 0;
    display: inline-block;
    width: 100%;
    position: absolute;
    bottom: 0;
    height: 35px;
    text-align: center;
    line-height: 35px;
    font-size: 14px;
    color: #fff;
    z-index: 3;
}

.passage-content .passage-img span a {
    color: #fff;
}

.passage-content .passage-list li {
    font-size: 14px;
    height: 24px;
    line-height: 24px;
    padding: 5px 0;
}

.passage-content .passage-list li a:hover {
    text-decoration: underline;
}

b {
    transition: 1s;
}

b:hover {
    transform: rotate(180deg);
}